19659276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 64943424

約数和(自身を除く): 45284148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 273, 306, 353, 357, 364, 442, 468, 476, 546, 612, 663, 706, 714, 819, 884, 1059, 1071, 1092, 1326, 1412, 1428, 1547, 1638, 1989, 2118, 2142, 2471, 2652, 3094, 3177, 3276, 3978, 4236, 4284, 4589, 4641, 4942, 6001, 6188, 6354, 7413, 7956, 9178, 9282, 9884, 12002, 12708, 13767, 13923, 14826, 18003, 18356, 18564, 22239, 24004, 27534, 27846, 29652, 32123, 36006, 41301, 42007, 44478, 54009, 55068, 55692, 64246, 72012, 78013, 82602, 84014, 88956, 96369, 108018, 126021, 128492, 156026, 165204, 168028, 192738, 216036, 234039, 252042, 289107, 312052, 378063, 385476, 468078, 504084, 546091, 578214, 702117, 756126, 936156, 1092182, 1156428, 1404234, 1512252, 1638273, 2184364, 2808468, 3276546, 4914819, 6553092, 9829638, 19659276]

約数ペア:

[(1, 19659276), (2, 9829638), (3, 6553092), (4, 4914819), (6, 3276546), (7, 2808468), (9, 2184364), (12, 1638273), (13, 1512252), (14, 1404234), (17, 1156428), (18, 1092182), (21, 936156), (26, 756126), (28, 702117), (34, 578214), (36, 546091), (39, 504084), (42, 468078), (51, 385476), (52, 378063), (63, 312052), (68, 289107), (78, 252042), (84, 234039), (91, 216036), (102, 192738), (117, 168028), (119, 165204), (126, 156026), (153, 128492), (156, 126021), (182, 108018), (204, 96369), (221, 88956), (234, 84014), (238, 82602), (252, 78013), (273, 72012), (306, 64246), (353, 55692), (357, 55068), (364, 54009), (442, 44478), (468, 42007), (476, 41301), (546, 36006), (612, 32123), (663, 29652), (706, 27846), (714, 27534), (819, 24004), (884, 22239), (1059, 18564), (1071, 18356), (1092, 18003), (1326, 14826), (1412, 13923), (1428, 13767), (1547, 12708), (1638, 12002), (1989, 9884), (2118, 9282), (2142, 9178), (2471, 7956), (2652, 7413), (3094, 6354), (3177, 6188), (3276, 6001), (3978, 4942), (4236, 4641), (4284, 4589)]