19430490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 51010560

約数和(自身を除く): 31580070

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1229, 1581, 2458, 2635, 3162, 3687, 5270, 6145, 7374, 7905, 12290, 15810, 18435, 20893, 36870, 38099, 41786, 62679, 76198, 104465, 114297, 125358, 190495, 208930, 228594, 313395, 380990, 571485, 626790, 647683, 1142970, 1295366, 1943049, 3238415, 3886098, 6476830, 9715245, 19430490]

約数ペア:

[(1, 19430490), (2, 9715245), (3, 6476830), (5, 3886098), (6, 3238415), (10, 1943049), (15, 1295366), (17, 1142970), (30, 647683), (31, 626790), (34, 571485), (51, 380990), (62, 313395), (85, 228594), (93, 208930), (102, 190495), (155, 125358), (170, 114297), (186, 104465), (255, 76198), (310, 62679), (465, 41786), (510, 38099), (527, 36870), (930, 20893), (1054, 18435), (1229, 15810), (1581, 12290), (2458, 7905), (2635, 7374), (3162, 6145), (3687, 5270)]