19243060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15773}}^1$

素因数の和:15843

約数の個数: 24

約数和(自身を含む): 41075496

約数和(自身を除く): 21832436

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 15773, 31546, 63092, 78865, 157730, 315460, 962153, 1924306, 3848612, 4810765, 9621530, 19243060]

約数ペア:

[(1, 19243060), (2, 9621530), (4, 4810765), (5, 3848612), (10, 1924306), (20, 962153), (61, 315460), (122, 157730), (244, 78865), (305, 63092), (610, 31546), (1220, 15773)]