19276140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1901}}^1$

素因数の和:1939

約数の個数: 72

約数和(自身を含む): 58475088

約数和(自身を除く): 39198948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 1901, 2028, 2535, 3380, 3802, 5070, 5703, 7604, 9505, 10140, 11406, 19010, 22812, 24713, 28515, 38020, 49426, 57030, 74139, 98852, 114060, 123565, 148278, 247130, 296556, 321269, 370695, 494260, 642538, 741390, 963807, 1285076, 1482780, 1606345, 1927614, 3212690, 3855228, 4819035, 6425380, 9638070, 19276140]

約数ペア:

[(1, 19276140), (2, 9638070), (3, 6425380), (4, 4819035), (5, 3855228), (6, 3212690), (10, 1927614), (12, 1606345), (13, 1482780), (15, 1285076), (20, 963807), (26, 741390), (30, 642538), (39, 494260), (52, 370695), (60, 321269), (65, 296556), (78, 247130), (130, 148278), (156, 123565), (169, 114060), (195, 98852), (260, 74139), (338, 57030), (390, 49426), (507, 38020), (676, 28515), (780, 24713), (845, 22812), (1014, 19010), (1690, 11406), (1901, 10140), (2028, 9505), (2535, 7604), (3380, 5703), (3802, 5070)]