19303977284

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{5281}}^1$

素因数の和:5628

約数の個数: 48

約数和(自身を含む): 34991010432

約数和(自身を除く): 15687033148

約数列:

[1, 2, 4, 61, 71, 122, 142, 211, 244, 284, 422, 844, 4331, 5281, 8662, 10562, 12871, 14981, 17324, 21124, 25742, 29962, 51484, 59924, 322141, 374951, 644282, 749902, 913841, 1114291, 1288564, 1499804, 1827682, 2228582, 3655364, 4457164, 22872011, 45744022, 67971751, 79114661, 91488044, 135943502, 158229322, 271887004, 316458644, 4825994321, 9651988642, 19303977284]

約数ペア:

[(1, 19303977284), (2, 9651988642), (4, 4825994321), (61, 316458644), (71, 271887004), (122, 158229322), (142, 135943502), (211, 91488044), (244, 79114661), (284, 67971751), (422, 45744022), (844, 22872011), (4331, 4457164), (5281, 3655364), (8662, 2228582), (10562, 1827682), (12871, 1499804), (14981, 1288564), (17324, 1114291), (21124, 913841), (25742, 749902), (29962, 644282), (51484, 374951), (59924, 322141)]