19643150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 42854400

約数和(自身を除く): 23211250

約数列:

[1, 2, 5, 10, 19, 23, 25, 29, 31, 38, 46, 50, 58, 62, 95, 115, 145, 155, 190, 230, 290, 310, 437, 475, 551, 575, 589, 667, 713, 725, 775, 874, 899, 950, 1102, 1150, 1178, 1334, 1426, 1450, 1550, 1798, 2185, 2755, 2945, 3335, 3565, 4370, 4495, 5510, 5890, 6670, 7130, 8990, 10925, 12673, 13547, 13775, 14725, 16675, 17081, 17825, 20677, 21850, 22475, 25346, 27094, 27550, 29450, 33350, 34162, 35650, 41354, 44950, 63365, 67735, 85405, 103385, 126730, 135470, 170810, 206770, 316825, 338675, 392863, 427025, 516925, 633650, 677350, 785726, 854050, 1033850, 1964315, 3928630, 9821575, 19643150]

約数ペア:

[(1, 19643150), (2, 9821575), (5, 3928630), (10, 1964315), (19, 1033850), (23, 854050), (25, 785726), (29, 677350), (31, 633650), (38, 516925), (46, 427025), (50, 392863), (58, 338675), (62, 316825), (95, 206770), (115, 170810), (145, 135470), (155, 126730), (190, 103385), (230, 85405), (290, 67735), (310, 63365), (437, 44950), (475, 41354), (551, 35650), (575, 34162), (589, 33350), (667, 29450), (713, 27550), (725, 27094), (775, 25346), (874, 22475), (899, 21850), (950, 20677), (1102, 17825), (1150, 17081), (1178, 16675), (1334, 14725), (1426, 13775), (1450, 13547), (1550, 12673), (1798, 10925), (2185, 8990), (2755, 7130), (2945, 6670), (3335, 5890), (3565, 5510), (4370, 4495)]