20587476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1109}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 42069804

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 84, 91, 102, 119, 156, 182, 204, 221, 238, 273, 357, 364, 442, 476, 546, 663, 714, 884, 1092, 1109, 1326, 1428, 1547, 2218, 2652, 3094, 3327, 4436, 4641, 6188, 6654, 7763, 9282, 13308, 14417, 15526, 18564, 18853, 23289, 28834, 31052, 37706, 43251, 46578, 56559, 57668, 75412, 86502, 93156, 100919, 113118, 131971, 173004, 201838, 226236, 245089, 263942, 302757, 395913, 403676, 490178, 527884, 605514, 735267, 791826, 980356, 1211028, 1470534, 1583652, 1715623, 2941068, 3431246, 5146869, 6862492, 10293738, 20587476]

約数ペア:

[(1, 20587476), (2, 10293738), (3, 6862492), (4, 5146869), (6, 3431246), (7, 2941068), (12, 1715623), (13, 1583652), (14, 1470534), (17, 1211028), (21, 980356), (26, 791826), (28, 735267), (34, 605514), (39, 527884), (42, 490178), (51, 403676), (52, 395913), (68, 302757), (78, 263942), (84, 245089), (91, 226236), (102, 201838), (119, 173004), (156, 131971), (182, 113118), (204, 100919), (221, 93156), (238, 86502), (273, 75412), (357, 57668), (364, 56559), (442, 46578), (476, 43251), (546, 37706), (663, 31052), (714, 28834), (884, 23289), (1092, 18853), (1109, 18564), (1326, 15526), (1428, 14417), (1547, 13308), (2218, 9282), (2652, 7763), (3094, 6654), (3327, 6188), (4436, 4641)]