19346790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 48771072

約数和(自身を除く): 29424282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 293, 310, 355, 426, 465, 586, 710, 879, 930, 1065, 1465, 1758, 2130, 2201, 2930, 4395, 4402, 6603, 8790, 9083, 11005, 13206, 18166, 20803, 22010, 27249, 33015, 41606, 45415, 54498, 62409, 66030, 90830, 104015, 124818, 136245, 208030, 272490, 312045, 624090, 644893, 1289786, 1934679, 3224465, 3869358, 6448930, 9673395, 19346790]

約数ペア:

[(1, 19346790), (2, 9673395), (3, 6448930), (5, 3869358), (6, 3224465), (10, 1934679), (15, 1289786), (30, 644893), (31, 624090), (62, 312045), (71, 272490), (93, 208030), (142, 136245), (155, 124818), (186, 104015), (213, 90830), (293, 66030), (310, 62409), (355, 54498), (426, 45415), (465, 41606), (586, 33015), (710, 27249), (879, 22010), (930, 20803), (1065, 18166), (1465, 13206), (1758, 11005), (2130, 9083), (2201, 8790), (2930, 6603), (4395, 4402)]