201913218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23321}}^1$

素因数の和:23379

約数の個数: 48

約数和(自身を含む): 483884856

約数和(自身を除く): 281971638

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2886, 4329, 8658, 23321, 46642, 69963, 139926, 209889, 303173, 419778, 606346, 862877, 909519, 1725754, 1819038, 2588631, 2728557, 5177262, 5457114, 7765893, 11217401, 15531786, 22434802, 33652203, 67304406, 100956609, 201913218]

約数ペア:

[(1, 201913218), (2, 100956609), (3, 67304406), (6, 33652203), (9, 22434802), (13, 15531786), (18, 11217401), (26, 7765893), (37, 5457114), (39, 5177262), (74, 2728557), (78, 2588631), (111, 1819038), (117, 1725754), (222, 909519), (234, 862877), (333, 606346), (481, 419778), (666, 303173), (962, 209889), (1443, 139926), (2886, 69963), (4329, 46642), (8658, 23321)]