18969210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 54931968

約数和(自身を除く): 35962758

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 523, 558, 585, 806, 930, 1046, 1170, 1209, 1395, 1569, 2015, 2418, 2615, 2790, 3138, 3627, 4030, 4707, 5230, 6045, 6799, 7254, 7845, 9414, 12090, 13598, 15690, 16213, 18135, 20397, 23535, 32426, 33995, 36270, 40794, 47070, 48639, 61191, 67990, 81065, 97278, 101985, 122382, 145917, 162130, 203970, 210769, 243195, 291834, 305955, 421538, 486390, 611910, 632307, 729585, 1053845, 1264614, 1459170, 1896921, 2107690, 3161535, 3793842, 6323070, 9484605, 18969210]

約数ペア:

[(1, 18969210), (2, 9484605), (3, 6323070), (5, 3793842), (6, 3161535), (9, 2107690), (10, 1896921), (13, 1459170), (15, 1264614), (18, 1053845), (26, 729585), (30, 632307), (31, 611910), (39, 486390), (45, 421538), (62, 305955), (65, 291834), (78, 243195), (90, 210769), (93, 203970), (117, 162130), (130, 145917), (155, 122382), (186, 101985), (195, 97278), (234, 81065), (279, 67990), (310, 61191), (390, 48639), (403, 47070), (465, 40794), (523, 36270), (558, 33995), (585, 32426), (806, 23535), (930, 20397), (1046, 18135), (1170, 16213), (1209, 15690), (1395, 13598), (1569, 12090), (2015, 9414), (2418, 7845), (2615, 7254), (2790, 6799), (3138, 6045), (3627, 5230), (4030, 4707)]