19519672068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2453453}}^1$

素因数の和:2453493

約数の個数: 72

約数和(自身を含む): 56262607128

約数和(自身を除く): 36742935060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 2453453, 4906906, 7360359, 9813812, 14720718, 22081077, 29441436, 31894889, 41708701, 44162154, 63789778, 83417402, 88324308, 95684667, 125126103, 127579556, 166834804, 191369334, 250252206, 287054001, 375378309, 382738668, 500504412, 542213113, 574108002, 750756618, 1084426226, 1148216004, 1501513236, 1626639339, 2168852452, 3253278678, 4879918017, 6506557356, 9759836034, 19519672068]

約数ペア:

[(1, 19519672068), (2, 9759836034), (3, 6506557356), (4, 4879918017), (6, 3253278678), (9, 2168852452), (12, 1626639339), (13, 1501513236), (17, 1148216004), (18, 1084426226), (26, 750756618), (34, 574108002), (36, 542213113), (39, 500504412), (51, 382738668), (52, 375378309), (68, 287054001), (78, 250252206), (102, 191369334), (117, 166834804), (153, 127579556), (156, 125126103), (204, 95684667), (221, 88324308), (234, 83417402), (306, 63789778), (442, 44162154), (468, 41708701), (612, 31894889), (663, 29441436), (884, 22081077), (1326, 14720718), (1989, 9813812), (2652, 7360359), (3978, 4906906), (7956, 2453453)]