19578050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 39854592

約数和(自身を除く): 20276542

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 527, 743, 775, 850, 1054, 1486, 1550, 2635, 3715, 5270, 7430, 12631, 13175, 18575, 23033, 25262, 26350, 37150, 46066, 63155, 115165, 126310, 230330, 315775, 391561, 575825, 631550, 783122, 1151650, 1957805, 3915610, 9789025, 19578050]

約数ペア:

[(1, 19578050), (2, 9789025), (5, 3915610), (10, 1957805), (17, 1151650), (25, 783122), (31, 631550), (34, 575825), (50, 391561), (62, 315775), (85, 230330), (155, 126310), (170, 115165), (310, 63155), (425, 46066), (527, 37150), (743, 26350), (775, 25262), (850, 23033), (1054, 18575), (1486, 13175), (1550, 12631), (2635, 7430), (3715, 5270)]