19388267140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{28697}}^1$

素因数の和:28837

約数の個数: 96

約数和(自身を含む): 46168424064

約数和(自身を除く): 26780156924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 83, 110, 148, 166, 185, 220, 332, 370, 407, 415, 740, 814, 830, 913, 1628, 1660, 1826, 2035, 3071, 3652, 4070, 4565, 6142, 8140, 9130, 12284, 15355, 18260, 28697, 30710, 33781, 57394, 61420, 67562, 114788, 135124, 143485, 168905, 286970, 315667, 337810, 573940, 631334, 675620, 1061789, 1262668, 1578335, 2123578, 2381851, 3156670, 4247156, 4763702, 5308945, 6313340, 9527404, 10617890, 11679679, 11909255, 21235780, 23359358, 23818510, 26200361, 46718716, 47637020, 52400722, 58398395, 88128487, 104801444, 116796790, 131001805, 176256974, 233593580, 262003610, 352513948, 440642435, 524007220, 881284870, 969413357, 1762569740, 1938826714, 3877653428, 4847066785, 9694133570, 19388267140]

約数ペア:

[(1, 19388267140), (2, 9694133570), (4, 4847066785), (5, 3877653428), (10, 1938826714), (11, 1762569740), (20, 969413357), (22, 881284870), (37, 524007220), (44, 440642435), (55, 352513948), (74, 262003610), (83, 233593580), (110, 176256974), (148, 131001805), (166, 116796790), (185, 104801444), (220, 88128487), (332, 58398395), (370, 52400722), (407, 47637020), (415, 46718716), (740, 26200361), (814, 23818510), (830, 23359358), (913, 21235780), (1628, 11909255), (1660, 11679679), (1826, 10617890), (2035, 9527404), (3071, 6313340), (3652, 5308945), (4070, 4763702), (4565, 4247156), (6142, 3156670), (8140, 2381851), (9130, 2123578), (12284, 1578335), (15355, 1262668), (18260, 1061789), (28697, 675620), (30710, 631334), (33781, 573940), (57394, 337810), (61420, 315667), (67562, 286970), (114788, 168905), (135124, 143485)]