19775028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 108

約数和(自身を含む): 58413600

約数和(自身を除く): 38638572

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 169, 182, 196, 199, 273, 294, 338, 364, 398, 507, 546, 588, 597, 637, 676, 796, 1014, 1092, 1183, 1194, 1274, 1393, 1911, 2028, 2366, 2388, 2548, 2587, 2786, 3549, 3822, 4179, 4732, 5174, 5572, 7098, 7644, 7761, 8281, 8358, 9751, 10348, 14196, 15522, 16562, 16716, 18109, 19502, 24843, 29253, 31044, 33124, 33631, 36218, 39004, 49686, 54327, 58506, 67262, 72436, 99372, 100893, 108654, 117012, 126763, 134524, 201786, 217308, 235417, 253526, 380289, 403572, 470834, 507052, 706251, 760578, 941668, 1412502, 1521156, 1647919, 2825004, 3295838, 4943757, 6591676, 9887514, 19775028]

約数ペア:

[(1, 19775028), (2, 9887514), (3, 6591676), (4, 4943757), (6, 3295838), (7, 2825004), (12, 1647919), (13, 1521156), (14, 1412502), (21, 941668), (26, 760578), (28, 706251), (39, 507052), (42, 470834), (49, 403572), (52, 380289), (78, 253526), (84, 235417), (91, 217308), (98, 201786), (147, 134524), (156, 126763), (169, 117012), (182, 108654), (196, 100893), (199, 99372), (273, 72436), (294, 67262), (338, 58506), (364, 54327), (398, 49686), (507, 39004), (546, 36218), (588, 33631), (597, 33124), (637, 31044), (676, 29253), (796, 24843), (1014, 19502), (1092, 18109), (1183, 16716), (1194, 16562), (1274, 15522), (1393, 14196), (1911, 10348), (2028, 9751), (2366, 8358), (2388, 8281), (2548, 7761), (2587, 7644), (2786, 7098), (3549, 5572), (3822, 5174), (4179, 4732)]